Sysadmin

[RUS ] Не проверять исходящую почту на спам - Конференция iXBT.com | [ENG] How to disable spam checking for outgoing mail

http://forum.ixbt.com/topic.cgi?id=76:9253 dnl # prohibit creation of MSA daemons with default settings

Default Password List

http://www.phenoelit-us.org/dpl/dpl.html default passwords list for various hardware devices

Testing Network Changes When No Test Labs Exist? [Slashdot Comments]

http://ask.slashdot.org/comments.pl?sid=1489564&cid=30547976 slashdot comments on the topic listing useful network testing and emulation tools

CFQ - Wikipedia, the free encyclopedia

http://en.wikipedia.org/wiki/CFQ notes about Linux IO Scheduler - CFQ [Completely Fair Queue] . Also see http://en.wikipedia.org/wiki/Noop_scheduler http://en.wikipedia.org/wiki/Anticipatory_scheduling http://en.wikipedia.org/wiki/Deadline_scheduler

btrfs Wiki

http://btrfs.wiki.kernel.org/index.php/Main_Page BTRFS is a new ZFS-like linux file system, it is present in the recent kernels with “experimental” status.

Kernel Korner - Linux as an Ethernet Bridge

http://www.linuxjournal.com/article/8172 LinuxJournal ‘2005 article about how to bridge 2 network interfaces in linux

Howto: Install Linux Guest Additions + Xorg config (View topic) • virtualbox.org

http://forums.virtualbox.org/viewtopic.php?f=3&t=15679 example Xorg config for recent ubuntu/fedora

Peter Eisentraut's Blog: Solid-State Drive Benchmarks and the Write Cache

http://petereisentraut.blogspot.com/2009/07/solid-state-drive-benchmarks-and-write.html read this before rushing to by some SSDs

STONITH Deathmatch Explained (and Some Hints for Resource Agent Authors and Systems Engineers)

http://ourobengr.com/ha page explains classic “deadlock” case for HA cluster.

Re: [Xen-devel] Red Hat dropped XEN - Xen Source [post about XEN versioning in RHEL 5]

http://lists.xensource.com/archives/html/xen-devel/2009-03/msg00530.html note from redhat engineer explaining what version of xen is used in RHEL 5.x (this is not that simple, hence this post)